Rémi Bernon : configure: Silence a linker warning about no-PIC .text relocations.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: ac14ce8c79ebb8a2a882a5b483fa59476392b036
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=ac14ce8c79ebb8a2a882a5b48...

Author: Rémi Bernon <rbernon(a)codeweavers.com>
Date:   Fri Feb  5 11:19:48 2021 +0100

configure: Silence a linker warning about no-PIC .text relocations.

Signed-off-by: Rémi Bernon <rbernon(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 configure    | 28 +++++++++++++++++++++++++++-
 configure.ac |  4 +++-
 2 files changed, 30 insertions(+), 2 deletions(-)

diff --git a/configure b/configure
index 3f17db20fd6..8d782ad0353 100755
--- a/configure
+++ b/configure
@@ -9274,7 +9274,33 @@ fi
     case $host_cpu in
       *i[3456789]86*)
         DLLFLAGS="$DLLFLAGS -fno-PIC"
-        LDDLLFLAGS="-fno-PIC" ;;
+        LDDLLFLAGS="-fno-PIC"
+        { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports -fno-PIC -Wl,-z,notext" >&5
+$as_echo_n "checking whether the compiler supports -fno-PIC -Wl,-z,notext... " >&6; }
+if ${ac_cv_cflags__fno_PIC__Wl__z_notext+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_wine_try_cflags_saved=$CFLAGS
+CFLAGS="$CFLAGS -fno-PIC -Wl,-z,notext"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+int main(int argc, char **argv) { return 0; }
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_cflags__fno_PIC__Wl__z_notext=yes
+else
+  ac_cv_cflags__fno_PIC__Wl__z_notext=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+CFLAGS=$ac_wine_try_cflags_saved
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_cflags__fno_PIC__Wl__z_notext" >&5
+$as_echo "$ac_cv_cflags__fno_PIC__Wl__z_notext" >&6; }
+if test "x$ac_cv_cflags__fno_PIC__Wl__z_notext" = xyes; then :
+  LDDLLFLAGS="$LDDLLFLAGS -Wl,-z,notext"
+fi
+        ;;
       *)
         DLLFLAGS="$DLLFLAGS -fPIC"
         LDDLLFLAGS="-fPIC" ;;
diff --git a/configure.ac b/configure.ac
index 19db4f60b28..9d8f831e0fc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -912,7 +912,9 @@ case $host_os in
     case $host_cpu in
       *i[[3456789]]86*)
         DLLFLAGS="$DLLFLAGS -fno-PIC"
-        LDDLLFLAGS="-fno-PIC" ;;
+        LDDLLFLAGS="-fno-PIC"
+        WINE_TRY_CFLAGS([-fno-PIC -Wl,-z,notext],[LDDLLFLAGS="$LDDLLFLAGS -Wl,-z,notext"])
+        ;;
       *)
         DLLFLAGS="$DLLFLAGS -fPIC"
         LDDLLFLAGS="-fPIC" ;;